该合同给了一家先前不知名的公司。

The contract was awarded to a previously unknown company.

《柯林斯英汉双解大词典》

那个不知名的英雄发觉炸弹后马上报了警。

The mystery hero immediately alerted police after spotting a bomb.

《柯林斯英汉双解大词典》

有一天，他吃了一种不知名的植物后中毒了，但因吃了一种常绿植物的叶子而得救。

One day, he was poisoned by an unknown plant but was saved by eating leaves of an evergreen plant.

youdao

I want to play this one with the piano a little bit and I ask you the name of the composer of this piece-- it's a bit less well known but maybe not-- what it's called and when in the history of music it was written.

我会用钢琴演奏一小段,然后我会问它的作曲是谁,这曲子有点不太知名,也说不准,它叫什么,在音乐史上是什么时期创作出来的

耶鲁公开课 - 聆听音乐课程节选

They are for the most part relatively anonymous individuals unless, you know, they get into trouble like Ken Lay or someone like that or do something amazing like Bill Gates.

因为他们通常只是些,不知名的人罢了，除非他们惹上了像Ken，Lay一样的麻烦,又或者是像比尔·盖茨一样,做过疯狂事的人。

耶鲁公开课 - 政治哲学导论课程节选